Sarah Serviss Klein, D.O.
Hospitalist Physician · Oak Lawn, IL
Sarah Serviss Klein, D.O. is a hospitalist physician with a practice address in Oak Lawn, Illinois, and NPI 1831537026, issued on Jun 10, 2013. Check the license (Illinois 036-140744, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Sarah Serviss Klein
- Credential
- D.O.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- 036-140744 IL
125062721 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4440 W 95TH St, Oak Lawn, IL 60453
- Phone
- (708) 684-5341
- Enumerated
- Jun 10, 2013
- Record last updated
- Jul 3, 2025
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 1,535 in Illinois → Look up another NPI →
Also registered at 4440 W 95TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sarah Serviss Klein in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036-140744Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Sarah Serviss Klein among 1,535 hospitalist physician records in Illinois
Sarah Serviss Klein, D.O. is one of 1,535 hospitalist physician records with a practice address in Illinois. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2013, is newer than 43% of them.
- NPI issued2013 · 43% of these records are older, 52% newer
- In a Medicare fileNo · 92% of these records are
- In the CMS Doctors and Clinicians fileNo · 87% of these records are
- Record last updated2025 · 32% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
31 hospitalist physician records list a practice address in Oak Lawn
They are 31 of the 2,993 NPPES records with a practice address in Oak Lawn, and 1,535 hospitalist physician records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 1,535 in Illinois → Every provider in Oak Lawn → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Anas Albrejawi AlhomsiOak Lawn, IL 604531033590690
- Kiran Aravapalli, MDOak Lawn, IL 604531689102543
- Abida Irshad, M.D.Oak Lawn, IL 604531952545238
- Todd Johnson, MDOak Lawn, IL 604531710504758
- Wyeth Jordan, DOOak Lawn, IL 604531518256437
- Kristen Kelly, MDOak Lawn, IL 604531710516711
- Eve Kenfack, M.D.Oak Lawn, IL 604531518279231
- Steven Marek, M.D.Oak Lawn, IL 604531588953897
Common questions
What is Sarah Serviss Klein, D.O.'s NPI number?
Sarah Serviss Klein, D.O.'s National Provider Identifier (NPI) is 1831537026, issued on Jun 10, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Sarah Serviss Klein, D.O. located?
The NPPES record lists a practice address at 4440 W 95TH St, Oak Lawn, IL, 60453. Phone: (708) 684-5341. Providers update this record themselves, so call before visiting.
How can I verify Sarah Serviss Klein, D.O.'s license?
NPPES lists Illinois license number 036-140744, as entered by the provider. Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.